package com.ITArmy.dao;

import com.ITArmy.beans.Exchange;

public interface ExchangeMapper {
    int deleteByPrimaryKey(Integer eId);

    int insert(Exchange record);

    int insertSelective(Exchange record);

    Exchange selectByPrimaryKey(Integer eId);

    int updateByPrimaryKeySelective(Exchange record);

    int updateByPrimaryKey(Exchange record);

    Exchange selectExchange();
}